One in 10 young people are affected by asthma – meaning in London alone 240,000 have asthma.
Behind the shocking statistic are the children adversely impacted by a sharp rise in air pollution in the capital with many suffering from severe respiratory conditions.
"There’s not a week that goes by when we don’t see a child with a respiratory condition on our wards," is the stark warning a doctor has given about the serious harm air pollution is causing young Londoners.